2 teaspoons chopped chipotle peppers in adobo sauce
1 teaspoon ground cumin
1 teaspoon dried oregano
2-1/2 cups water
2 cups whole milk
1/3 cup butter, cubed
1 teaspoon salt
4 cups mashed potato flakes
2 cans (4 ounces each) chopped green chiles, undrained
2 cups shredded Mexican cheese blend, divided
2 cans (11 ounces each) Mexicorn, drained
2/3 cup chopped green onions
In a Dutch oven, cook beef and onion over medium heat until meat is no longer pink; drain. Add the enchilada sauce, flour, chipotle peppers, cumin and oregano; bring to a boil. Reduce heat; simmer, uncovered, for 5 minutes.
Meanwhile, in a large saucepan, combine the water, milk, butter and salt; bring to a boil. Remove from the heat. Stir in potato flakes until combined. Add chiles and 1/2 cup cheese.
Transfer meat mixture to 2 greased 11x7-in. baking dishes. Layer with corn, mashed potato mixture and remaining cheese. Sprinkle with green onions. Cover and freeze 1 casserole for up to 3 months.
Cover and bake the remaining casserole at 375° for 20 minutes. Uncover and bake 5-10 minutes longer or until bubbly. Sprinkle with paprika.
Freeze option: Thaw casserole in the refrigerator overnight. Remove from the refrigerator 30 minutes before baking.
Cover and bake at 375° for 20 minutes. Uncover and bake until bubbly, or until a thermometer inserted in center reads 165°, 15-20 minutes longer. Sprinkle with paprika.