Roast Potatoes with Peppers, Garlic & Creamy Tahini Sauce

Ingredients

• 1kg floury potatoes
• 4 tbsp olive oil
• 5 cloves of garlic
• 3 stems of rosemary
• 1 jar of roasted peppers in oil
• 1 tbsp tahini, light or dark
• 2 tbsp water
• 1 tbsp olive oil, or use the oil from the jar of peppers
• 1 tsp cider vinegar, or 1 tbsp lemon juice
• 1 tsp maple syrup