Stuffed pointed peppers with vegetable rub

Ingredients

• 4 medium-sized or 10 mini pointed peppers
• ½ tbsp coffee beans
• ½ tbsp fine sea salt
• 1 tsp black peppercorns
• 1 tbsp smoked paprika powder (<em>pimentón</em>)
• 1 tbsp cumin seeds
• ½ tbsp mustard seeds
• 1 tsp coriander seeds
• 1 tsp chilli flakes
• 8-10 mushrooms
• 10 green olives, pitted
• 10 black olives, pitted
• 200 g grated (mature) cheese