Greens with Gorgonzola Dressing

From Everyday Pasta - Giada DeLaurentiis

1/4 C creamy Gorgonzola cheese (about 2 ounces)
1/4 C milk
2 Tbsp sour cream
1/2 garlic clove, minced
1/4 tsp salt
1/4 tsp freshly ground black pepper
10 ounces bibb, iceberg, or Romaine lettuce in bite-size pieces (about 6 cups)

Combine all the ingredients except the greens in a blender or food processor. Pulse a few times to combine, then blend until smooth.
Place the greens in a salad bowl and pour the dressing over the greens. Toss to coat and serve immediately.