Classic Greek Salad
3 teaspoons red wine vinegar
1 tablespoon freshly squeezed lemon juice  
1 teaspoon dried oregano  
Kosher salt and freshly ground black pepper
Kosher salt and freshly ground black pepper  
1/4 cup extra-virgin olive oil  
8 large leaves red leaf lettuce, sliced crosswise  
1/4 large red onion, thinly sliced  
1/2 green bell pepper, cut into large dice  
1 vine-ripened tomato, cut into wedges  
1/2 English cucumber, halved lengthwise, cut into 1/2-inch pieces  
6 Kalamata olives
2 ounces feta cheese, crumbled  
Instructions:
Combine the vinegar, lemon juice, oregano, and salt and pepper to taste in a small bowl and whisk together. Add the oil in a steady stream, whisking constantly.
Combine the lettuce, onion, bell pepper, tomato, cucumber, olives and feta in a large salad bowl. Pour the dressing over and toss until all of the ingredients are well coated. Taste and adjust the seasonings, adding more salt or lemon juice as desired.
