Gluten-Free Tuna Casserole Recipe

Ingredients (14)

• Kosher salt, to taste
• 8 ounces gluten-free pasta
• 1 cup frozen sweet peas
• 3 tablespoons unsalted butter
• 1/2 cup finely diced sweet yellow onion
• 1/2 cup finely diced red bell pepper
• 4 tablespoons sweet rice flour
• 1 3/4 cups milk, or half-and-half
• 1 1/2 cups canned or homemade gluten-free cream of mushroom soup
• 1/4 teaspoon freshly ground black pepper, or to taste
• 1 (12-ounce) can tuna packed in water
• 2 cups shredded cheese, divided
• 1 cup gluten-free breadcrumbs
• 1 teaspoon olive oil