Kumara Soup with Maple Bacon and Sage Grissini

Ingredients

• 2 tbsp olive oil
• 2 onions, sliced
• 3 cloves garlic, chopped
• 1.25kg kumara, peeled, chopped
• 1 tbsp chopped sage
• 1 1/4 litres chicken or vegetable stock
• 200g rindless streaky bacon
• 2 tbsp maple syrup
• 1 tsp dried yeast
• 1 tsp sugar
• 1⅔ cups bread flour
• 1 tbsp finely chopped sage
• 2 tsp salt flakes
• 2 tbsp olive oil, plus extra
• 24 sage leaves, halved lengthways if large