For the Homemade Taco Seasoning:

• 1/2 teaspoon ground cumin
• 1/2 teaspoon sea salt
• 1/2 teaspoon freshly ground black pepper
• 1/2 teaspoon paprika
• 1/4 teaspoon cayenne pepper
• 1/4 teaspoon onion powder
• 1/4 teaspoon garlic powder
• 1/4 teaspoon dried oregano

For the Casserole:

• 1 pound lean ground beef (80 to 93% lean) or ground turkey
• 1 tablespoon coconut or olive oil
• 1 small onion, finely chopped (about 1/2 cup)
• 1 jalapeno pepper, seeded and finely chopped
• 2 cloves garlic, minced
• 2 cups lightly packed baby spinach
• 1 cup shredded cheddar cheese, divided
• 1 cup shredded Monterey Jack cheese, divided
• 2 cups tomato sauce or salsa
• 2 cups cooked quinoa