Air fryer baked eggs

Name: Air fryer baked eggs
Ingredients: 2 tsp softened butter, for greasing; 4 medium free-range eggs; 4 tbsp double cream; salt and freshly ground black pepper; 4 cherry tomatoes, cut into quarters; 2 rashers cooked smoked streaky bacon, cut into small pieces; 4 tsp grated cheddar; 12 leaves baby spinach, finely shredded; 8 black olives, de-stoned and roughly chopped; 4 tbsp crumbled feta; 4 tbsp Greek-style or natural yoghurt; 4 tbsp finely chopped pepper (any colour); 4 pinches dried red chilli flakes; 4 pinches ground cumin; 1 tsp finely shredded fresh parsley, to be sprinkled after cooking