Portobello mushrooms: 200g (2 large caps), Spinach: 50g (1.5 cups, fresh), Artichoke hearts: 80g (2/3 cup, chopped), Cream cheese (light): 30g (2 tbsp), Greek yogurt: 30g (2 tbsp), Mozzarella cheese: 30g (2 tbsp, shredded), Parmesan cheese: 15g (1 tbsp, grated), Garlic: 6g (2 cloves, minced), Onion: 30g (1/4 small, diced), Olive oil: 10ml (2 tsp), Breadcrumbs (whole wheat): 15g (1 tbsp), Dried thyme: 1g (1/4 tsp), Salt: 1g (1/4 tsp), Black pepper: 1g (1/4 tsp)