01 -
Peel and cube potatoes into 1-inch pieces; finely chop the onion and mince the garlic. Cook bacon until crispy, then cut into bite-sized pieces if necessary.
02 -
Place cubed potatoes, chicken broth, cooked bacon, chopped onion, minced garlic, salt, and pepper into the crockpot. Stir gently to mix seasonings evenly.
03 -
Cover and cook on high for 3 to 4 hours or on low for 5 to 6 hours, until potatoes are fork-tender. Lightly mash potatoes in the pot to thicken the base.
04 -
Add unsalted butter, all-purpose flour, whole milk, shredded cheddar cheese, and sour cream to the crockpot. Stir well to combine and allow all ingredients to melt together.
05 -
Continue cooking on low for 30 to 60 minutes, stirring occasionally to thicken the soup and blend flavors into a smooth, creamy consistency.
06 -
Ladle soup into bowls and garnish with chopped green onions. Optionally, add extra bacon bits, cheese, sour cream, or hot sauce. Serve warm.