Creamy Jalapeño Dressing - Fiery Foods & Barbecue Central

Ingredients

• 1 small bunch parsley, washed and drained
• 1 bunch watercress, washed and drained
• 1/2 cup canola oil
• 1/2 cup olive oil
• 1 clove garlic
• 1/3 cup tarragon vinegar
• 2 jalapeño or serrano chiles, seeds and stems removed
• 2 shallots, cut in fourths
• 2 teaspoons dry mustard
• 1 tablespoon horseradish
• 1 teaspoon soy sauce
• 1/4 cup plain yogurt