Chicken Soup with Lentils and Barley

Brad made this from a recipe in Better Homes and Gardens. And it was wonderful!

1 cup onions
1/2 c chopped red or green pepper
1 clove garlic, minced
2 T butter
2 14 oz cans of chicken broth
1.5 c water
1/2 c lentils rinsed and drained
1/2 t basil
1/4 t oregano
1/4 t rosemary
1.5 c cooked chicken (or turkey after Thanksgiving)
1.5 c carrots (3 medium)
1/2 c quick cooking barley
1 14 oz can diced tomatoes