Khren - October 29, 2011 7:11 am Khren is the ideal sauce for the lovers of hot spices. Serve khren with meat dishes. Method: Put beets in blender and mix with the horseradish, add other ingredients and store in jar in the refrigerator. Ingredients: 1 cup grated horseradish. 1 quart beets (drained). 1/4 cup sugar. 1/4 cup vinegar.