Cut 1 box frozen puff pastry dough into small circles. Place puff pastry pieces on baking sheet.
Stir 1 egg to make egg wash. Brush puff pastry pieces with egg wash.
Place puff pastries in pre-heated 400 degree oven for 5 to 7 minutes.
In a mixing bowl, combine 2 tablespoons English mustard, 1 tablespoon garlic, 1/2 cup brown sugar, 1 tablespoon season salt.
Put a small skillet on the stove set to medium-high heat. Season salmon fillets with desired seasoning.
Once pan is hot, place fillets inside, fatty side down (where the skin once was). After a moment, pour glaze over salmon fillets.
Cook to medium-rare, flipping as necessary. Remove from heat when done.
Prepare basil by chopping into thin strips.
Cut 1 tomato for garnish.
When both salmon and puff pastries are ready, plate them and add prepared pesto to the top. Add basil and tomato as a garnish.
Adding pesto to salmon dish.
Serve and enjoy!