Grilled Flatbread Pizzas with Avocado Pesto

Ingredients

• 1 medium avocado, peeled and pitted
• 2 cups lightly packed fresh basil leaves
• 2 tablespoons grated Parmesan cheese
• 3 medium cloves garlic, chopped
• 2 tablespoons unsalted pistachios, toasted
• 1/2 teaspoon salt
• 1/4 teaspoon pepper
• 1/4 cup olive oil
• 2 medium ears corn, shucked
• 2 tablespoons unsalted butter, softened
• 4 store-bought flatbreads (or naan)
• 2 tablespoons olive oil
• 2 cups shredded Gruyère cheese
• 1 cup sliced fresh mozzarella cheese
• 1/2 cup thinly sliced red onions
• 1 cup arugula
• Crushed red pepper flakes, for serving (optional)
• Reynolds Wrap® Non-Stick Aluminum Foil