Rhubarb Mostarda

A mostarda is a sweet and sour condiment that contains mustard seeds. Rhubarb is one of those tangy tart spring ingredients that pairs well with the mustard seeds. However, essentially, you can make a mostarda for every season, like a peach or cherry mostarda during the summer is wonderful. Then in fall and winter you can do a pear and quince mostarda. This recipe is more or less a guideline to preserve things in the style of a mostarda. This recipe pairs well pork, duck, and Farm2ChefsTable “Cast Iron Roasted Beets with Celery, Rhubarb Mostarda & Crème Fraîche”

Prep Time: 10 to 15 minutes

Cook Time: 10 to 20 minutes, until mixture thickens


  • 1-1/2 lbs. rhubarb, trimmed and cut into 1/2-inch chunks
  • 1/2 small red onion, finely chopped
  • 2 garlic cloves, minced
  • 1 tablespoon candied ginger, minced (substitute fresh ginger if needed)
  • 1 teaspoon whole coriander seeds
  • 2 tablespoons whole yellow mustard seeds
  • 2/3 cup water
  • 2/3 cup sugar
  • 1/3 cup red wine vinegar
  • Olive oil, as needed
  • Freshly ground black pepper, to taste