This simple side dish may also be used as a filling for Pierogi.
Heat in a large saucepan over medium heat:
If desired, add and cook, stirring, until softened, about 1 minute:
Add and cook, stirring, until toasted and golden, about 3 minutes:
Stir in:
Cover and cook over low heat until the buckwheat is tender and the liquid is absorbed, about 15 minutes. Let stand, covered, for 5 minutes. Fluff before serving.