Combine first 7 ingredients and pulse in blender until incorporated. With the blender running, drizzle in oil slowly for a stable emulsion. Set aside in the fridge.
Sirloin Salad
Combine and mix salt and spices together. Season and oil the beef and grill over a medium flame for 5-7 minutes on each side or until desired temperature is reached. Toss romaine, cheese, raspberries and 1/2 cup (125 ml) dressing.
Service
Plate greens with 125 g of sliced steak fanned out on top of each salad.