Macaroni and Cheese Pizza Bake

Ingredients (8)

• + 2 (7.25 ounce) packages macaroni and cheese mix add to pantry
• + ½ cup butter add to pantry
• + ½ cup milk add to pantry
• ✓ 2 eggs, beaten
• + 3 cups shredded mozzarella cheese, divided add to pantry
• + 1 (16 ounce) jar pizza sauce (such as Prego® Traditional Italian Sauce) add to pantry
• ✓ 1 (4 ounce) package sliced pepperoni, or to taste
• + dried oregano, or to taste add to pantry