Easiest No-Boil Brie Mac and Cheese

Name: Easiest No-Boil Brie Mac and Cheese
Prep time: 10 min
Cook time: 45 min
Total time: 55 min
Cuisine: American
Ingredients: 1 pound dry shells or elbow macaroni; 1 1/4 cups shredded Havarti cheese; 1 1/4 cups shredded cheddar cheese; 1 cup shredded fontina cheese; 3 cups whole milk; 1/2 cup sour cream; 1/4 teaspoon ground mustard; 1/4 teaspoon cayenne; kosher salt and black pepper; 6 ounces brie, rind removed, and cubed; 1 1/2 cups crushed Ritz Crackers; 2 tablespoons salted butter, at room temperature; 1/2 teaspoon onion powder; 1/2 teaspoon garlic powder; 1/4 teaspoon paprika