BBQ Chicken Kebobs & Salsa

Ingredients:

2 tbsp. Worcestershire Sauce
¼ c. tomato
1 tbsp. tomato paste
1 tbsp. cilantro
½ tsp. cumin
4 oz. chicken breast
2 tbsp. butter
¼ c. onion
½ tsp. onion powder
½ tsp. garlic powder
½ lime