Cheesy Hamburger Potato Casserole

1 small onion, minced2 cloves garlic, mincedTwo 10.5-ounce cans reduced cream of mushroom soupOne 10.5-ounce can cheese soup (regular or reduced-fat cream of cheddar)1 cup milk2 cups shredded cheddar cheese (separated)Salt and pepper, to taste1/4 teaspoon paprika1 tablespoon olive oil (optional)Optional garnish: fresh parsley or green onionsInstructions:Get the Oven ReadyPreheat your oven to 350°F (175°C).Grease a baking or casserole dish that measures 8 by 12 inches.Get the Ground Beef ReadyFor extra flavor, heat olive oil in a pan over medium heat.Sauté the chopped onions for 3-4 minutes until translucent.Add the minced garlic and cook for another minute.Add the ground beef and cook until browned. Season with paprika, salt, and pepper.Drain any excess fat.