Kristine's Chicken Curry with Apple

2 Tbsp olive oil
1 cup chopped onion
1 cup chopped peeled apple
1 can (16 oz) stewed tomatoes with their own juice
1 cup chicken broth
1 tsp lemon juice
1 Tbsp curry powder or more to taste
4 cups chopped cooked chicken
garnishes: toasted coconut, mandarin oranges, raisins, crumbled cookedbacon, mango chutney, chopped onion

Heat oil in a large frying pan over medium heat. Add onion and cook untilsoftened, about 3 minutes. Add apple, tomatoes and their juice, broth,lemon juice, and curry powder. Simmer, uncovered, 35 minutes. Add chickenand heat through, about 5 minutes. Serve with assorted garnishes on the side.