Place the ground turkey into a large skillet and drizzle in the vegetable oil.
Turn the heat to medium and cook the ground turkey until browned.
Next, sprinkle in the taco seasoning and make sure that it's throughout the ground turkey.
Now add in the chopped cilantro, green onions, red onions, and garlic.
Make sure everything is well combined, then add in the diced tomatoes (or Rotel).
Reduce the heat from medium to low and let simmer for about 10 minutes.
Combine the cheese in a medium-sized bowl, then set to the side
Grab a 9x13 bake or casserole dish and spray it with nonstick spray.
Add a layer of meat sauce to the bottom of the bake dish, then top off with 3 lasagna noodles. Next, add another layer of the meat sauce, then top with some cheese.
Repeat layers, then add the remaining noodles and top with cheese.
Cover the lasagna with foil and bake on 350 F for 30 minutes.
Remove the lasagna from the oven and uncover. Bake for another 15 minutes uncovered.
Remove the taco lasagna from the oven and garnish with the toppings.
Let sit for 10 minutes before serving.