Homemade Hamburger Casserole with Cheese and Pasta

Ingredients

• 1 lb ground beef
• 1 small onion, chopped
• 2 cloves garlic, minced
• 1 can diced tomatoes
• 1 can cream of mushroom soup
• 1 cup shredded cheddar cheese
• 2 cups uncooked pasta
• Salt and pepper to taste
• Sliced green onions for garnish