Steak and Tortellini Salad with Creamy Pesto Dressing

INGREDIENTS

package refrigerated tortellini

8 oz

steaks ((2 - 4 ounce, optional)

mixed greens lettuce

1/2 cup

buttermilk

1/3 cup

mayonnaise

1/3 cup

sour cream

2 tbsp

freshly grated parmesan cheese

3 tbsp

pesto ((adjust for taste))

Add buttermilk or water to make dressing thinner ((*see note below))