– 1 pound ground beef – 1 cup chopped onion – 1 teaspoon minced garlic (or 1/2 teaspoon garlic powder) – salt to taste – pepper to taste – 1 tablespoon Worcestershire sauce – 1 (10.75 ounce) can cream of mushroom soup – 1/2 cup milk – 2/3 cup sour cream – 2 cups shredded cheddar cheese (or colby jack cheese) – 1 (32 ounce) bag frozen tater tots