thanksgiving corn gratin — Les Petites Gourmettes

Ingredients

• 6 bacon slices, chopped
• 1/4 cup flour
• 1 medium red onion, peeled and thinly sliced into rounds
• 1/2 cup olive oil
• 2 cups Panko breadcrumbs
• 1 bunch green onions, thinly sliced (white and light green portions), divided
• 2 tablespoons unsalted butter
• 1 large white or yellow onion, peeled and diced
• 8 cups frozen corn kernels (about 2 1/2 pounds), thawed
• 2 cups whole milk
• 1 cup whipping cream
• 1/4 cup quick-cooking grits
• 1/4 teaspoon cayenne pepper
• 1 packed cup grated Monterey Jack or Pepper Jack cheese