Arroz Con Pollo

WHAT YOU'LL NEED

• 2 lbs. bone-in, skin on chicken thighs *
• 3 Tbsp. Knorr® Tomato Bouillon with Chicken flavor, divided
• 1 Tbsp. vegetable oil
• 1 medium onion, chopped
• 2 Roma tomatoes, chopped
• 1 stalk celery, chopped
• 1/2 green bell pepper, chopped
• 1/2 cup tightly packed fresh cilantro leaves and stems, finely chopped
• 1/2 tsp. dried oregano leaves
• 4 cups water
• 1 package (10 oz.) frozen mixed vegetables, (carrots, peas and corn)
• 2 cups long grain rice