Baked Potato Soup Recipe: Easy Creamy Milk Base in 20 Minutes

This easy baked potato soup recipe with milk delivers velvety comfort in just 20 minutes—no fancy techniques required. The secret lies in blending cooked potatoes with warm milk for a naturally creamy texture without heavy cream or roux.

I developed this version after years of testing shortcuts that still deliver restaurant-quality results at home.

What makes this recipe truly foolproof is the simple method: boil potatoes until tender, blend with milk and broth, then simmer until flavors meld. The milk creates a rich, velvety base that’s lighter than traditional cream-based soups but just as satisfying.

This version skips the heavy cream while keeping all that comforting creaminess.

By the time you’re done, you’ll have a steaming bowl of creamy potato soup topped with crispy bacon bits, melted cheddar, and fresh chives. The aroma alone will have everyone gathering around the table—perfect for chilly evenings or game day gatherings.

The best part? It’s ready in less time than takeout.

Serve with crusty bread or a side salad for a complete meal. The simplicity of this recipe makes it ideal for weeknights, but the results feel like a special occasion. Let’s get cooking—this soup is about to become your new favorite comfort dish.

Ingredients for baked potato soup recipe easy with milk

Four ingredients create this creamy milk-based soup—no heavy cream needed.

The potatoes are the backbone here. Russets break down perfectly when boiled—avoid red or Yukon Golds, which can get gummy. I always grab the 5 lb bag at Costco for big batches, but a 2.5 lb bag works for a weeknight dinner. Peel them first to save time later, and cut into even 1-inch cubes. The milk? Whole milk gives the best creaminess—skip skim or almond milk unless you're avoiding dairy. For the broth, Swanson or Pacific Foods low-sodium versions are my go-tos—they're consistent and affordable.

No chicken broth? Vegetable broth works fine, though the flavor will be slightly different. Short on butter? Olive oil or coconut oil works in a pinch, but butter adds that rich flavor. The flour is just for thickening if needed—skip it if your potatoes release enough starch. For the cheese, sharp cheddar melts best, but Monterey Jack or pepper jack add fun variations. The bacon bits can be store-bought (like Oscar Mayer crispy bits) or homemade—just cook bacon until crispy, chop, and drain on paper towels.

This soup reheats beautifully—just warm on the stove with a splash of milk or broth. Keeps for 5 days in the fridge, freezes for 3 months. I always double the batch because leftovers taste even better the next day. Store the cheese and bacon toppings separately so you can customize each bowl. The chives stay fresh for 1 week in the fridge if you wrap them in damp paper towels.

Step-by-step instructions for creamy baked potato soup

This method delivers velvety smooth soup with minimal effort—perfect for busy weeknights.

Melt the 2 tbsp butter in a large pot over medium heat. Add the diced yellow onion and cook for 5 minutes until softened and translucent. Stir in the minced garlic cloves and cook for another 30 seconds until fragrant—you should smell that garlic releasing its aroma.

Don't let the garlic brown or it'll turn bitter. If it starts to darken too quickly, reduce the heat slightly. This step builds the flavor foundation for your entire soup, so take your time and don't rush it. The onions should be completely tender with no crunch remaining.

Add the 2.5 lb cubed russet potatoes and 4 cups chicken broth to the pot. Bring to a boil, then reduce heat to medium-low and simmer uncovered for 12-15 minutes until the potatoes are fork-tender. You'll know they're ready when they pierce easily with a fork and the edges start to break down slightly.

I like to stir occasionally to prevent sticking, but don't overdo it—just enough to keep things moving. The potatoes should be soft but still hold their shape slightly. If they're breaking apart too much, they've cooked too long. This is where patience pays off—undercooked potatoes will make your soup grainy.

Remove the pot from heat and carefully stir in the 2 cups whole milk. Return to low heat and let it warm through for 3-4 minutes—you don't want to scald the milk, just gently heat it. In a small bowl, whisk together the 1 tbsp all-purpose flour and 1.5 tsp salt until smooth, then gradually whisk this mixture into the soup.

Return the soup to medium-low heat and simmer for 5-7 minutes until slightly thickened. The flour creates a natural roux that gives your soup that signature creamy texture without needing heavy cream. Stir frequently to prevent the flour from clumping. Here's the thing—if it gets too thick, just add a splash of milk to loosen it up.

Remove the soup from heat and stir in the 0.5 tsp black pepper and 0.5 cup shredded cheddar cheese until melted and smooth. Taste and adjust seasoning if needed—this is your chance to make it perfect. Ladle the soup into bowls and top each serving with 0.25 cup crispy bacon bits and 2 tbsp chopped fresh chives.

The bacon adds a smoky contrast to the creamy soup, while the chives bring a fresh brightness. Serve immediately while hot—this soup tastes best fresh from the pot. If you prefer it even creamier, you could add a splash more milk when serving, but this recipe gives you that perfect balance of richness and lightness.

Essential equipment for this recipe

Large Pot Essentials

Start with a 6-quart Dutch oven—it's my go-to for soups like this because it holds enough volume for the potatoes to cook evenly without boiling over.

I swear by All-Clad's 6-quart model for its even heat distribution, but a Le Creuset or even a stainless steel stockpot works perfectly if you're on a budget. The key is having 2-3 inches of space between the soup level and the pot's rim to prevent spills during simmering. 🔥

Blender or Immersion?

You don't need a blender for this recipe—the potatoes break down naturally when cooked properly. However, if you prefer ultra-smooth texture, an immersion blender (like the Ninja MagiMix) works perfectly without transferring hot soup. For chunkier texture, skip blending entirely.

Pro tip: If using a regular blender, work in 2-cup batches and return immediately to the pot to maintain temperature. Never blend hot soup in glass containers—it can crack from thermal shock.

Measuring Tools

Precision matters most with the potatoes and broth. Use a kitchen scale for the potatoes (aim for 1134g total)—this ensures even cooking. For liquids, a liquid measuring cup with spouts makes pouring milk and broth easier.

I keep a microplane handy for garlic and a sharp chef's knife (like Mercer Culinary Genesis) for consistent onion dice. A fine-mesh strainer comes in handy if you want to strain out any skin bits after blending.

Storage Containers

For leftovers, glass Pyrex storage containers are my top choice—they maintain flavor better than plastic and reheat evenly. Look for quart-sized containers with tight-sealing lids to prevent odors. If freezing, leave 1-inch headspace to account for expansion.

I label containers with dates using a permanent marker—this soup keeps for 5 days refrigerated or 3 months frozen. For serving, preheated bowls help maintain temperature during family-style gatherings.

Optional Extras

Upgrade your soup with these optional tools: A fine-mesh sieve helps strain excess starch if you prefer a lighter texture, while a mandoline speeds up potato dicing (just be careful with the fingers!). For garnishes, tweezers make it easy to place bacon bits precisely on each serving.

If you love cheese, a microplane creates perfect shreds for topping. These extras aren't essential, but they make the process even smoother. 💡

Frequently asked questions