Here is what you will need:
- 1 lb elbow pasta
- 1 lb old cheddar cheese, grated
- 1 lb mozzarella cheese, grated
- 2 Tbsp butter
- 2 1/2 cups evaporated milk
- 2 eggs
- 3 cloves garlic, minced
- 1 small onion, minced
- 2 Tbsp ketchup
- 2 Tbsp yellow mustard
- Salt and pepper to taste