Beef and feta triangles

Ingredients

• 200 grams beef mince
• 1 medium brown onion, finely chopped
• 1 large carrot, finely chopped
• 1 tablespoon tomato paste
• 1 tablespoon worcestershire sauce
• 1 tablespoon finely grated lemon zest
• 1 medium potato, peeled, finely chopped
• 1/4 cup frozen peas
• 2 tablespoons chopped flat-leaf parsley
• 4 sheets frozen shortcrust pastry,thawed
• 1 egg, lightly beaten
• 2 tablespoons cumin seeds
• bought tomato chutney, to serve
• mixed salad, to serve