Bernardin Home Canning: Because You Can: Fennel Relish

Ingredients

• 1 large head fennel, bulb and feathery leaves
• 2 1/2 cups (625 ml) firmly packed prepared onions, about 2 large
• 1/4 cup (50 ml) pickled capers
• 1 cup (250 ml) cider vinegar
• 1/2 cup (125 ml) water
• 1/3 cup (75 ml) firmly packed brown sugar
• 2 tbsp (25 ml) all-purpose flour
• 1 tbsp (15 ml) ground mustard
• 1 tsp (5 ml) finely grated lemon zest
• 1 tsp (5 ml) fennel seed
• 1 tsp (5 ml) pickling salt or coarse salt
• 1/4 tsp (1 ml) fresh cracked black pepper