Chicken Stew with lemon

2 (14.5-ounce) cans no-salt-added diced tomatoes, drained 1 1/2 cups fat-free, lower-sodium chicken broth, divided 1 onion, sliced 1 garlic clove, minced 1[...]

1 (28 oz.) can whole tomatoes, drained and coarsely chopped 1 1/2 cups chicken broth 1 onion, sliced 1 clove garlic, minced 1 teaspoon ground cumin 1 teaspoon[...]