Sweet Potato, Silverbeet and Goat’s Feta Pies

Ingredients

• 120 ml olive oil
• 4 onions, thinly sliced
• 6 thyme sprigs
• 2 tbsp chardonnay vinegar
• 2 sweet potatoes (about 480gm each), coarsely chopped
• 2 fresh bay leaves
• 2 garlic cloves, finely chopped
• 1 bunch silverbeet, trimmed, coarsely chopped
• 150 gm goat’s feta
• For brushing: eggwash
• To serve: green salad
• Cream cheese pastry
• 400 gm plain flour, sieved (2¾ cup)
• 170 gm cold unsalted butter, coarsely chopped
• 140 gm cold cream cheese, coarsely chopped
• 30 ml white vinegar
• ¼ tsp baking powder