Shrimp Burrito Bowls

Name: Shrimp Burrito Bowls
Ingredients: FOR THE RICE:; 1 stick Butter; 2 cups Uncooked Brown Rice; 1 envelope (about 1 Oz. Packet) Sazon Goya Seasoning, Culantro Y Achiote Flavor; 3 cups Chicken Stock; FOR THE BOWLS:; 1 Tablespoon Coconut Oil; 1 pound Jumbo Shrimp, Peeled And Deveined With The Tails Removed; 1 whole Lime, Zested, Plus Additional Lime Wedges For Garnish; 2 Tablespoons Fresh Lime Juice, From The Zested Lime; 1 teaspoon Chili Powder; 1 teaspoon Cumin; Salt And Freshly Cracked Black Pepper; 1 pinch Garlic Powder; 1 can (15 Oz. Size) Black Beans, Half The Liquid Drained; 1 Tablespoon Fresh Cilantro, Roughly Chopped; 2 whole Avocado, Skin And Seed Removed, Thinly Sliced