Baked Macaroni and Cheese with Caramelized Onions and Mushrooms

Ingredients (16)

• 2 cups sharp cheddar cheese shredded
• 1/2 cup parmigiano reggiano shredded
• 1 cup mozzarella cheese shredded
• 1/2 cup gouda cheese cut into small chunks
• 1/2 pound elbow macaroni or macaroni shells
• 1 1/2 cups milk
• 1/2 cup heavy whipping cream
• 1 1/2 tablespoons flour
• 2 tablespoons butter
• 1/4 cup panko bread crumbs
• salt, pepper, and onion powder
• Caramelized Onions and Mushrooms:
• 1 cup mushrooms
• 1 onion
• 1 teaspoon balsamic vinegar
• 1 tablespoon olive oil