Chipotle Tamale Pie

Name: Chipotle Tamale Pie
Ingredients: 1 tablespoon unsalted butter, at room temperature; 1 tablespoon olive oil; 1 lb lean ground turkey; 1 medium yellow onion, chopped; 1 green bell pepper, diced; 2 garlic cloves, finely minced; 2 teaspoons ground cumin; 1 (15 ounce) can pinto beans, drained and rinsed; 1 (8 ounce) can diced tomatoes; 2 chipotle chiles, chopped plus; 1 teaspoon adobo sauce, from can chipotle in adobo; 1 cup grated cheddar cheese; 1⁄2 cup chopped fresh cilantro leaves; 1 (8 1/2 ounce) package cornbread mix; 1 egg; 1⁄3 cup milk