Healthier Burritos

Name: Healthier Burritos
Cuisine: Mexican, Latin American, American
Ingredients: Seasoning; 2 Tbsps chili powder; 1/2 tsp garlic powder; 1/2 tsp onion powder; 1/2 tsp crushed red pepper flakes; 1/2 tsp dried oregano; 1 tsp paprika; 3 tsps ground cumin; 2 tsps sea salt; 2 tsps ground black pepper; Burritos; 1 Tbsp avocado oil; 1 large white onion, diced; 1 lb lean ground beef or bison; 3 garlic cloves, minced; 1-2 Tbsps homemade taco seasoning mix; 1 x 15 oz can black beans, drained and rinsed well; 2 large ripe tomatoes, chopped; 1/2 cup green onions, chopped; 6 large whole wheat tortillas of choice; 1 cup cooked brown rice; 1 cup cheddar cheese, shredded; 1 cup mashed avocado or guacamole; shredded lettuce, fresh cilantro, plain Greek yogurt