Asparagus And Red Pepper With Balsamic Vinegar - cooking recipe

Ingredients

1 tablespoon butter
1 tablespoon olive oil
1/2 bunch fresh asparagus, trimmed
1 red onion, sliced
1 red bell pepper, sliced
salt to taste
1 tablespoon balsamic vinegar
1/4 cup Parmesan cheese
1 tablespoon sesame seeds (optional)
1 tablespoon toasted pine nuts (optional)

Preparation

Melt the butter with the olive oil in a large skillet over medium heat; add the asparagus and red onion in the mixture, season with salt, and cook until the onion begins to soften, about 5 minutes. Stir the red bell pepper into the mixture and continue cooking until the onions begin to caramelize, another 5 minutes. Remove from heat and add the vinegar, Parmesan cheese, sesame seeds, and pine nuts; toss to combine.