Mac Cheese Meatloaf Casserole (Family Dinner Bake)

Ingredients

• 3/4 cup (180 g) ketchup
• 1/2 cup (120 g) barbecue sauce
• 1 tablespoon yellow mustard
• 2 lb (900 g) ground beef, preferably 85/15
• 1 sleeve butter crackers, about 30 crackers, finely crushed
• 2 large eggs
• 1/2 cup (55 g) finely diced yellow onion
• 2 cloves garlic, minced
• 1 teaspoon kosher salt
• 1/2 teaspoon black pepper
• 12 oz (340 g) elbow macaroni
• 1 can (10.5 oz / 298 g) condensed cheddar cheese soup
• 1 cup (240 ml) whole milk, plus more if needed
• 1/2 teaspoon smoked paprika
• 2 cups (225 g) shredded sharp cheddar cheese
• 1 cup (110 g) shredded mozzarella cheese