Yield:
4-6 servings
Heat oil in a large skillet over medium heat. Cook and stir sweet pepper in hot oil, uncovered, for 2 minutes. Stir in vinegar and mustard. Cook and stir just until bubbly; remove from heat.
Place greens and walnuts in a large salad bowl. Toss warm dressing with greens and walnuts.
TDS 3