Prepare frogs’ legs as described above. Put into skillet, then pour in vermouth. Bring to a boil, then remove from heat. Lift legs from liquid to a plate.
Peel tomatoes, cut in half, and squeeze out seeds and juice. Dice and add to skillet. Add parsley, garlic, oil, sugar, salt, and pepper. Boil liquids 10 minutes to reduce them and concentrate the flavor. Ad