Juice of 1 lemon
3 garlic cloves, crushed
3/4 c. salad oil
1/2 tsp. sugar
1/2 tsp. tarragon
1/4 lb. bacon, diced
1 to 2 heads of romaine lettuce torn in pieces
2 c. cherry tomatoes, halved
2 c. Swiss cheese
1/3 c. freshly grated Parmesan

Combine first 3 ingredients, add salt and pepper to taste. Let stand covered in refrigerator for 3 hours. Saute bacon until crisp and drain. In salad bowl, combine the remaining ingredients and toss with dressing.