Prep Time: 20 minutes
1. In large bowl, combine leaf lettuce and apple. Top with feta cheese crumbles and place in refrigerator.
2. To prepare spiced pecans: in small bowl, combine pecans, cayenne pepper, melted butter and pepper sauce. Spread on ungreased baking sheet and bake for 10 minutes at 350 degrees – watch carefully to avoid burning. Set aside to cool.
3. To prepare dressing: In small bowl, whisk together vinegar, mustard and gradually add oil. Add pepper to taste.
4. Just before serving, toss salad with dressing and pecans.