Substituting eggplant for chicken turns this into a delicious vegetarian entre. Slice 2 medium eggplants lengthwise and lightly coat with olive oil. Place cut side down on a cookie sheet and roast in the oven at 400 F for about 20 minutes or 400 until tender and easy to pierce with a fork. Remove, cut into bite-sized chunks, and cover with sauce. Pollo alla cacciatore has become melanzane alla cacciatore! Serve pollo alla cacciatore with fresh Italian bread for a simple but tasty combination.