Remoulade shrimp po boy

¼ tsp cayenne pepper

¼ tsp kosher salt

1 scallion

1 tsp paprika

1 tsp worcestershire sauce

2 tsp capers

2 clove garlic

2 tsp whole grain dijon mustard

1 tbsp hot sauce

1 tbsp parsley

1 lemon

2 tbsp dijon mustard

1 cup mayonnaise