Cooking Tip: Blanching Vegetables! Blanching vegetables is a great technique for preserving texture, flavor and color in your vegetables. We use blanching when we want our soups or sauces to maintain the bright colors of the vegetable. We will blanch asparagus for soup and the finished product will be bright green. No one wants to eat brown asparagus soup. We also love this technique when we are prepping for dinner throughout the day. We will blanch the vegetables we are going to serve by droppi