Yes, paste, especially thick vegetable or nut-based pastes, can be an excellent stuffing base for vegetables, providing flavor and binding ingredients together.
Using paste as a stuffing base offers several advantages. First, it adds a concentrated flavor that permeates the entire stuffing. For example, a roasted red pepper paste can infuse bell peppers with a smoky sweetness. Second, the paste acts as a binder, holding other ingredients like cooked grains, herbs, and spices together. This prevents the stuffing from being dry and crumbly. Third, pastes can contribute moisture to the stuffing, ensuring it remains succulent during cooking. Common pastes used for stuffing include tomato paste, pesto, tapenade, and even nut butters like cashew or almond butter, depending on the desired flavor profile. To use paste effectively, mix it thoroughly with the other stuffing ingredients, adjusting the amount to achieve the desired consistency. The goal is to create a mixture that is moist but not soggy, and that holds its shape well when stuffed into the vegetables.
When using a nut-based paste, be mindful of potential allergies and consider toasting the nuts beforehand to enhance their flavor and prevent a raw taste in the finished dish.