11. Brown ground beef in large skillet over medium-high heat until completely cooked, about 7-8 minutes. Drain excess fat.
22. Mix beef with taco seasoning, stirring thoroughly to coat completely.
33. Heat vegetable oil in separate large skillet to 350°F. Crisp tortillas individually until golden and rigid, about 45-60 seconds per side. Drain on paper towels.
44. Spread thin layer of refried beans on four tortilla bases. Top with seasoned beef.
55. Layer second tortilla on top of beef. Spread enchilada sauce evenly across surface.
66. Sprinkle mixed cheeses generously over sauce. Distribute diced tomatoes and green onions.
77. Bake at 375°F for 8-10 minutes until cheese melts completely and edges crisp.
88. Cut diagonally and serve immediately while hot.