Homemade Ranch Dressing Recipe with Sour Cream and Mayonnaise Homemade Ranch Dressing ( Better than store bought) 1 2 cup mayonnaise 1 2 cup sour cream 1 2 cup buttermilk or regular milk 1 teaspoon dried dill weed 1 2 teaspoon dried parsley Homemade ranch = the secret ingredient your fridge has been waiting for. Ingredients 1. Dressing cup mayonnaise cup sour cream 1 teaspoon dried parsley teaspoon dry dill Healthy Ranch Dressing Cook At Home Mom Jalapeno Ranch Dressing The Harvest Kitchen