Heat oil and butter in a large heavy frying pan over medium heat. When butter has melted, add shallot, chilli flakes, if using, and fennel seeds. Cook, stirring often, for 2 mins or until shallot softens.
2
Increase heat to medium-high and stir in the prawns, garlic and paprika. Sprinkle with salt and pepper. Cook, stirring often, for 3-4 mins or until prawns are cooked through. Remove from heat and stir in lemon zest, 1 tbs lemon juice and parsley. Check seasoning and add more salt, pepper or lemon juice if necessary.
3
Spoon prawns and sauce onto serving plates and serve with bread.
Notes
Check ingredient labels to make sure they meet your specific dietary requirements and always consult a health professional before changing your diet.