Clementines-Pickled Mushrooms and Onions

Ingredients

• 1 cup (250 ml) freshly squeezed clementine juice (about 5 clementines)
• 1/2 cup (125 ml) white vinegar
• 1/2 cup (125 ml) sugar
• 1/2 teaspoon (2.5 ml) coriander seeds
• 1/2 teaspoon (2.5 ml) black peppercorns
• 1/4 teaspoon (1 ml) crushed red pepper flakes
• 2 bay leaves
• 1/4 teaspoon (1 ml) salt
• 12 small pearl onions, peeled and halved
• 4 cloves garlic, peeled and halved
• 8 oz (227 g) white button mushrooms, halved