Preheat oven to 350 degrees F, line 8 x 8 square baking dish with parchment paper and spray with cooking spray.*In a large mixing bowl add eggs, salt, pepper, taco seasoning and whisk for 30 seconds. Add milk, cheese, cilantro, garlic, jalapeno peppers and whisk to combine.Add sweet potatoes and spinach, mix, transfer to prepared baking dish and bake for 50 minutes. Remove from the oven and let cool for 10 minutes before cutting. Serve hot, warm or cold.