Courgette, Pancetta and Lemon Spaghetti - Frankie Unsworth - Another Pantry

Ingredients

• 300g spaghetti
• 2 courgettes, trimmed
• 1 tbsp olive oil
• 250g pancetta, cut into 1cm cubes
• 2 plump garlic cloves, peeled and finely chopped
• Finely grated zest of 1 lemon plus the juice from 1⁄2
• 1 knob butter
• 100g Parmesan, grated
• 1 tsp coarsely cracked black pepper
• 10g fresh marjoram or oregano leaves