Pumpkin and caramelised onion scones

Ingredients

• Caramelised onions
• 30 gram butter
• 1 tablespoon oil
• 1 red onion, thinly sliced
• 2 tablespoon golden syrup
• 2 teaspoon white balsamic vinegar
• Pumpkin scones
• 3 cup self-raising flour, sifted
• 125 gram butter, chopped, at room temperature
• 1 cup pumpkin, cooked, mashed and cooled
• 1/2 cup buttermilk, plus extra to glaze
• 1 egg, lightly beaten
• 1 teaspoon dried thyme
• sliced cheese, tomato chutney to serve