Really Gouda Mac and Cheese

Details

Ingredients

• 1 tablespoon salted butter
• 2 (3/4 inch thick) slices sourdough bread, or more to taste
• 1 serving cooking spray
• 1 (16 ounce) package elbow macaroni
• 4 cups freshly grated sharp Cheddar cheese
• 2 cups freshly grated smoked Gouda cheese
• ½ cup salted butter
• 1 ½ cups whole milk, divided
• 2 ½ tablespoons cornstarch
• 2 ½ cups half-and-half
• 1 teaspoon pink Himalayan salt
• ½ teaspoon ground white pepper
• ½ teaspoon paprika