Yes, it is generally possible to convert old-fashioned pressure cooker recipes for use with Instant Pots or other electric pressure cookers. While there may be some adjustments needed, the basic principles of pressure cooking remain the same.
Here are some guidelines to help you convert old-fashioned pressure cooker recipes to Instant Pot recipes:
Cooking Time: For most recipes, you can use the same cooking time as stated in the original recipe. However, it's important to note that Instant Pots tend to cook faster than traditional stovetop pressure cookers. You may need to reduce the cooking time slightly. A good starting point is to decrease the cooking time by about 15-20% and then adjust as needed. Keep in mind that certain ingredients or cuts of meat may require longer cooking times, so it's best to refer to Instant Pot cooking charts or recipe guidelines for specific ingredients.
Liquid Amount: Instant Pots require a minimum amount of liquid to build up steam and create pressure. Ensure that your recipe has enough liquid to meet this requirement. If the original recipe has minimal liquid, you may need to add extra broth, water, or other liquid to reach the minimum required amount. However, be cautious not to overfill the Instant Pot to avoid clogging the vent or causing issues during cooking.
Adjusting Ingredients: Some ingredients may require slight modifications. For example, if the original recipe calls for adding ingredients in layers, you may need to mix them together before adding them to the Instant Pot to ensure even cooking. Additionally, delicate ingredients like herbs, spices, or quick-cooking vegetables may need to be added later in the cooking process to prevent them from becoming overcooked.
Sauté Function: Many Instant Pots have a sauté function that allows you to brown or sauté ingredients before pressure cooking. If the original recipe requires browning or sautéing, you can use this function. Simply follow the recipe's instructions for stove-top browning and then switch to the pressure cooking function.
Venting and Release Methods: Familiarize yourself with the venting and pressure release methods of your Instant Pot. Some recipes may require natural release (letting the pressure release naturally), while others may specify a quick release method (releasing the pressure manually). Follow the recipe instructions for the appropriate release method.
Remember that every recipe is different, so it's important to adapt and experiment based on the specific recipe and your Instant Pot model. It's recommended to consult Instant Pot user guides, cooking charts, and recipes designed for electric pressure cookers to become more familiar with the nuances of cooking with an Instant Pot.