Rachel's Green Baked Eggs with Leeks and Peas - Simply Veg

Ingredients

• 30g butter
• 1 tbsp olive oil
• 2 leeks, washed, trimmed and thinly sliced
• Bunch of spring onions, roughly chopped
• Sea salt flakes & freshly ground black pepper
• 1 tsp cumin seeds
• 150ml vegetable stock
• 200g frozen peas
• A good handful of baby spinach
• 4 large eggs