Grilled Veggie Tacos

Ingredients

• 3 tablespoons butter, melted
• 1/3 cup sour cream
• 1/2 teaspoon ground chipotle peppers
• 1 tablespoon cilantro, chopped
• 1 tablespoon fresh lime juice
• 1 red pepper, chopped
• 1 medium zucchini, chopped
• 2 ears of corn on the cob, kernels removed
• 3 scallions, chopped
• 1 tablespoon olive oil
• Salt and pepper
• Corn or flour tortillas, for serving
• Cilantro, for serving
• Queso fresco, for serving