Gingery Rhubarb Compote

INGREDIENTS

• 1 (packed) light brown sugar
• 1/2 golden raisins
• 1/2 red wine vinegar
• 1/4 finely chopped crystallized ginger
• 1 drained capers
• of crushed red pepper flakes
• of freshly ground black pepper
• 1 rhubarb, trimmed, sliced 1/2-inch thick