Due to the bitter compounds in the leaves, it's trickier to work with these leafy greens in a soup unless you're following a recipe intended for their use. Sweet vegetables like carrots or sweet ...

A smooth, creamy leek and potato soup ... bitter. They should be gently softened to bring out their natural sweetness. It's best to use either floury or all-purpose potatoes for this recipe.

These ingredients effectively neutralize the unpleasant bitter taste ... The onion and bay leaves will draw out all the bitterness, leaving your mushroom soup or pierogi filling tasting amazing.