Banana Ketchup Banana ketchup recipe 2 bananas, large. 1 1/4 cups water 1/4 cup sultanas plumped in 1/4 cup water 1/2 chopped onion 2 cloves garlic 1/4 cup tomato paste 3/4 cup apple cider vinegar 1/2 cup palm sugar (or dark brown sugar) 1/4 cup Golden syrup (or light corn syrup) 2 tablespoons dark rum 1 teaspoon sea salt 1/2 teaspoon allspice, freshly ground 1/4 teaspoon hot red pepper, ground 1/4 teaspoon cinnamon, ground 1/4 teaspoon black pepper, ground 1/8 teaspoon nutmeg, ground Chop peel