Cesare Cardini (in some circles, Caesar or César) developed the original recipe for Caesar dressing in 1924 at his restaurant ...
Tuna salad is a lunchtime staple, traditionally made with canned tuna, mayonnaise, and perhaps some chopped onion or celery.
Whisk yogurt, mayonnaise, vinegar, lemon juice, and garlic in a medium bowl until smooth. Season to taste with salt and pepper. DO AHEAD: Slaw mixture and dressing can be made 8 hours ahead.