Gather all ingredients.

Place peas in a colander, and run warm water over them until they are thawed; drain and transfer into a large bowl.

Toast almonds in a skillet over medium heat until nuts start to turn golden brown and become fragrant, about 3 to 5 minutes.

Add almonds, green onions, cheese, and mayonnaise to peas. Stir in balsamic vinegar, and season to taste with black pepper.