These Shrimp Croquettes with Flash-Fried Herbs and Mustard Mayo are the ultimate indulgent appetiser or light lunch—crispy on the outside with a velvety shrimp ragout centre that’s full of flavour and nostalgia. We have a famous bakery and patisserie in Amsterdam (@holtkamphoreca) which makes the most amazing cakes but also savoury bites, like croquettes and sausage rolls. My favourite are the shrimp croquettes, crunchy on the outside and amazing shrimp ragout on the inside. For a first try I was pretty happy with the result. I made these with a rich homemade prawn broth I had tucked away in the…