Ham and celeriac pitas | Reader's Digest Australia

Ingredients

• 125 g piece celeriac
• 2 carrots, about 150 g in total
• 170 g thickly sliced lean smoked ham, cut into 1 cm dice
• 1 small red onion, thinly sliced
• 8 pitted green olives, pimiento-stuffed if wished, halved
• 1/3 cup (50 g) currants
• 2 tablespoons chopped fresh parsley
• 6 garlic pita breads
• 1 heart of cos lettuce, finely shredded
• sprigs of fresh parsley to garnish