Oven Fried Onion Rings

INGREDIENTS

• 4 tablespoons olive oil
• 2 large yellow sweet onions, such as Maui, sliced 1/4-to-1/2-inch thick
• 4 eggs
• 2 teaspoons smoked paprika
• 4 teaspoons kosher salt
• 2 cups all-purpose flour
• 3 cups panko breadcrumbs
• 2 cups buttermilk