Southern-style dirty rice with crayfish - Gluten-Free Heaven

Ingredients

• 200 g pack of baby leaf greens
• 1 tbsp olive oil
• 1 onion (peeled, finely diced)
• 2 celery stalks (finely diced)
• 1 green pepper (deseeded and roughly sliced)
• 4 gluten-free pork sausages with black pepper (skinned)
• 1/4 tsp cayenne pepper
• 1 tbsp Cooks' Ingredients Cajun Spice Rub
• 2 x 250 g packs of microwavable long grain rice
• 100 g pack of Waitrose & Partners Cooked and Peeled Crayfish Tails
• 3 salad onions (sliced)
• 4 lemon wedges