Ariran Guisou Chicken Stew

Name: Ariran Guisou (Chicken Stew)
Ingredients: 2 lb. skinless chicken legs and thighs; 1⁄4 cup fresh lime juice; 3 tbsp. Worcestershire sauce; 2 tsp. sugar; 2 tsp. dry mustard powder; 1 1⁄2 tsp. freshly ground black pepper; 1 tsp. ground turmeric; 1⁄2 tsp. ground cumin; 4 cloves garlic, minced; 1 small yellow onion, sliced; Kosher salt, to taste; 2 tbsp. canola oil; 1 red bell pepper, stemmed, seeded, sliced; 1 cup chicken stock