To peel and seed tomatoes, fill a large bowl with ice water and bring a pot of water to boil on the stove. Dip tomatoes in boiling water for 30 seconds to 1 minute until skins begin to split. Immediately immerse in boiling water. Tomato skins should peel right off. Use a peeler to get any skin that didn't come off easily. To seed the tomatoes, cut in half and scoop out seeds with a spoon. From there cut or dice according to the recipe you are using. You can use fresh tomatoes in this recipe as a substitute. Approximately 3 1/2 lbs of tomatoes will equal