This creamy, cheesy beef casserole is easy, budget-friendly, and perfect for feeding a family. It’s a cozy classic that works for weeknights, potlucks, or leftovers. Ingredients 1 lb ground beef, browned 2 cans (15 oz) tomato sauce 1 diced white onion 8 oz egg noodles, cooked al dente 1 cup sour cream 3 oz cream cheese ½ cup shredded cheddar...