Creamy Baked Mashed Potatoes — The Make-Ahead Side Dish Your Family Will Beg For
The Make-Ahead Side Dish That Saved Sunday Dinner
Creamy baked mashed potatoes are the Sunday dinner side dish that does the heavy lifting for me — I make them the night before, slide the pan in the fridge, and pop them in the oven before church. Five pounds of russet potatoes get whipped with butter, cream cheese, and half and half, then baked golden until the top is set and the inside is decadent. I found this one on moderncrumb.com by Tara Moore, made them alongside our 2-Ingredient Crock Pot Pork Chops, and my kids are never letting me go back to regular mashed potatoes.
🥘🥗 This one turns up in two of my collections — my casseroles for a crowd and my side dishes for a crowd — both gathered in one place for the nights I’m feeding a houseful.
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Watch me make these creamy baked mashed potatoes from start to finish — or scroll down for the full printable recipe card.
Featured Tools & Ingredients
- Premium Quality - Made with lightweight but durable, high grade thick aluminum and reinforced walls...
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• My Sunday dinner secret weapon. I make these Saturday night, pop the pan straight in the fridge, and slide it into the oven before church — no transfer, no second dish, no Sunday-morning panic.
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• The stock pot the potatoes go right back into after draining — on low heat for 3 minutes to steam off the water. This is the single biggest tip in the whole recipe and the reason these turn out fluffy instead of watery.
- One 8 ounce tub of Plain Cream Cheese
- No chemical preservatives
• Don't skip the cream cheese. This is what makes these the creamiest, most decadent mashed potatoes my crowd has ever eaten — not regular mashed potatoes with a little something extra, but a completely different kind of side dish.
See the complete shopping list ↓
Creamy Baked Mashed Potatoes
Start CookingIngredients
- 5 lbs russet potatoes peeled and diced
- 1 stick salted butter ½ cup, melted
- 1 cup half and half
- 8 oz cream cheese softened
- Salt to taste
- black pepper to taste
- 2 Tbsp salted butter cold, cut into small pats
- Chives for topping (optional)
Don’t Want to Plan? I Got You.Every Saturday I share a full week of dinners, sides, and a dessert — with the grocery list already done. Come grab this week’s Weekly Meal Plans!Method Start Cooking
- Peel and dice potatoes. Boil in salted water for 15 minutes until tender. Drain.
- Return potatoes to pot over low heat for 3 minutes to steam off excess moisture. This makes them fluffy!
- Using a hand mixer, blend potatoes until smooth. Slowly add melted butter, cream cheese, then half and half. Mix until creamy and luscious. Season with salt and pepper.
- Spread into a greased 9×13 baking dish or disposable aluminum pan.
- Dot the top with cold butter pats. Sprinkle with chives if using.
- To bake immediately: cover with foil and bake at 350°F for 45 minutes.
- To make ahead: cover and refrigerate overnight. Bake uncovered at 350°F for 1 to 1½ hours.
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Four Weeks of Family-Friendly FoodWhen people gather, I cook. Four weeks of the dinners my crowd asks for — planned, tested, and shopped for. Come see what’s in the cookbook →Why These Creamy Baked Mashed Potatoes Work
Sunday is our big family meal day, and after church everyone is hungry and dinner needs to be on the table fast. That’s why I reach for oven recipes on Sunday — I can get everything in before we leave and come home to a hot meal ready to go. Tara Moore’s tip of letting the drained potatoes steam on low for 3 minutes before mixing is a game-changer — it makes them fluffy and not watery. I added the entire cup of half and half since I was refrigerating overnight, and I don’t regret it one bit.
These creamy baked mashed potatoes are the perfect Sunday dinner side dish. Make them Saturday night, refrigerate overnight, and pop them in the oven before church. Come home to the creamiest, most decadent mashed potatoes you have ever tasted. My family absolutely demolished them with the Crock Pot Pork Chops — and honestly, they would be incredible alongside any roast, chicken, or holiday meal too.
A Few Things That Make Creamy Baked Mashed Potatoes Even Easier
- Steam the potatoes dry before you mix. After draining, put them back in the hot stock pot over low heat for about 3 minutes. The water steams off, and you end up with fluffy potatoes instead of watery ones. This is the single biggest tip in the whole recipe.
- Use the full cup of half and half if you’re making ahead. The potatoes absorb liquid overnight, so what looks like a lot Saturday night is exactly right Sunday morning. If you’re baking same-day, start with half a cup and add more as needed.
- Soften the cream cheese first. Cold cream cheese leaves lumps in the mash no matter how hard you mix. Set it on the counter while the potatoes boil, or microwave the block for 15 seconds — it should give when you press it.
- Bake straight in a disposable aluminum pan . No transferring from a mixing bowl, no second dish to wash, and the pan goes from fridge to oven to table. For Sunday dinner with seven people to feed and a sink already full from breakfast, this is non-negotiable.
- Dot the top with cold butter pats before baking. Those little pats melt into pools on top and give you the golden-brown finish that makes the dish look like you actually tried. Skip them and the top stays pale.
Creamy Baked Mashed Potatoes FAQ — The Questions I Get Every Time
What temperature and how long do I bake creamy baked mashed potatoes?
Bake at 350°F. If you’re baking them right away (no overnight chill), cover with foil and bake for 45 minutes. If you made them ahead and they’re coming out of the fridge cold, bake them uncovered at 350°F for 1 to 1½ hours until the top is golden and the center is hot all the way through. The longer time is what makes Sunday-morning prep so easy — they basically warm themselves while you’re at church.
Can I make creamy baked mashed potatoes ahead of time?
Yes — and that’s exactly what makes this recipe sing. Mash everything Saturday night, spread it into the pan, cover with foil, and refrigerate overnight. Sunday morning, pull it out, dot the top with cold butter pats, and bake uncovered at 350°F for 1 to 1½ hours. Make sure you use the full cup of half and half if you’re going this route — the potatoes drink up a surprising amount of liquid overnight.
Can I freeze creamy baked mashed potatoes?
You can, and they hold up better than regular mashed potatoes because of the cream cheese and butter. Assemble the pan, wrap it tightly in foil plus plastic wrap, and freeze up to 2 months. Thaw overnight in the fridge before baking, then bake covered with foil at 350°F for the first 45 minutes and uncovered for the last 30 to brown the top.
What kind of potatoes are best for creamy baked mashed potatoes?
Russets, every time. They have the high starch content that makes mashed potatoes fluffy instead of gluey, and they soak up the half and half and butter beautifully. Yukon Golds work in a pinch and give you a slightly more buttery flavor, but russets are the classic for a reason. Avoid red potatoes or new potatoes — they’re too waxy for this style.
How many people does this recipe feed?
The recipe makes about 15 servings and fits a 9×13 pan. For our family of seven on Sunday, this covers dinner and leaves enough for one of the kids to take to school for lunch the next day. If you’re feeding a crowd of 20 or more, double it and bake in two pans — don’t try to stuff a double batch into one 9×13.
Can I add garlic, cheese, or other mix-ins?
Absolutely. Roasted garlic mashed into the potatoes is incredible. So is a cup of sharp cheddar stirred in before baking, or a few tablespoons of sour cream in place of some of the half and half. Just don’t go overboard — the recipe is rich and creamy on its own, and the cream cheese is doing most of the work flavor-wise. Add one thing, not three.
Why is the top of my baked mashed potatoes not browning?
Two reasons usually: you skipped the cold butter pats on top, or you baked covered the whole time. The butter pats give you those little golden pools, and uncovering for at least the last 30 minutes lets the surface set and brown. If you want extra color, switch the oven to broil for the final 2 to 3 minutes — but stay right there, because it goes from golden to burned fast.
🛒 Complete Shopping List
Everything you need to make these Creamy Baked Mashed Potatoes — click any item to shop on Amazon.
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🦃 Hosting the whole holiday dinner?
These mashed potatoes are part of The Holiday Table for 25 — my whole holiday dinner for 25: the menu, the one-oven schedule, the day-of timeline, and every recipe, so you get to sit down and eat with everybody else.
And here’s everything I use to host — the roaster, serving pieces, paper goods, and decor.
More Easy Crowd-Pleasing Side Dishes
- Honey Garlic Roasted Carrots — The easy side dish everyone will fight over.
- 2-Ingredient Crock Pot Pork Chops — The recipe these mashed potatoes were made for.
- Sunday Pot Roast — The ultimate Sunday dinner for a crowd. Potatoes, carrots, and the most tender beef.
- Funeral Potatoes — The other make-ahead potato dish I slide in the oven before church.
- Cranberry Apple Salad — Warm, sweet-tart, and the easiest thing on a holiday table.
- Sweet Potato Casserole — The other make-ahead side that goes straight from the fridge to the oven.
- Doctored-Up Stove Top Stuffing — The box stuffing nobody will know came from a box, with crispy fried onions on top.
- Crockpot Creamed Corn — Frozen corn, butter, and cream cheese, kept warm right on the buffet line.
📬 Come to the table on Saturday
Every Saturday morning I send a printable meal plan and full grocery list — the whole week, formatted for the fridge and the grocery run — plus new recipes and whatever’s happening at the Longstreth house. Drop your email below and I’ll save you a seat.
Creamy Baked Mashed Potatoes — About Stephanie’s Recipes
Stephanie Longstreth is the home cook, mom, and storyteller behind StephanieCooksForACrowd.com. She cooks for a family of seven in Florida — five kids, two cats, and one husband who appreciates a good meal. Four of her children came home through adoption, and family stories are woven into everything she makes and shares. Find her crowd-friendly recipes, weekly meal plans, and real family life on TikTok, Instagram, YouTube, and Pinterest @stephaniecooksforacrowd.