TASTE: Yellow Mustard Seeds have a sharp and pungent but balanced taste and aroma that is released when toasted or ground. FLAVOR: Sharp, spicy mustard flavor. Dark reddish brown to black. Approximately 1 to 3 millimeters in diameter. ADD: to pickling spices, chutneys and vinaigrette dressings. Toast and combine with other Indian spices to make curry. Yellow Mustard Seeds have a sharp and pungent, but balanced taste and aroma that is released when toasted or ground.Spicy, sharp, slightly sweet flavor. Dark golden yellow. Small, spherical.