You can thin the ranch dressing out by adding more buttermilk/milk/water if you're using it for salads, that way, you can pour it smoothly over salads
If your planner goes with you to your appointment, they should do this for you

Home Wedding Guest Wedding Guest Outfits 100% Silk Model Height: 5' 10" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 95% Rayon 5% Spandex Model Height: 5' 10" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock selected This item is FINAL SALE Out of Stock Out of Stock 95% Polyester 5% Spandex Model Height: 5' 8 1/2" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock Out of Stock 82% Rayon 18% Silk Model Height: 5' 8 1/2" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 69% Viscose 31% Rayon Model Height: 5' 10" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 100% Silk Model Height: 5' 8 1/2" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 100% Silk Model Height: 5' 10" Model is wearing a size OS selected This item is FINAL SALE 50% Silk 41% Viscose, 9% Spandex Model Height: 5' 9" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 100% Silk Model Height: 5' 9" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 100% Linen Model Height: 5' 10" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 100% Nylon Model Height: 5'10" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock Out of Stock 100% Silk Model Height: 5'9" Model is wearing a size XSmall selected This item is FINAL SALE Out of Stock 100% Viscose Model Height: 5'9" Model is wearing a size XSmall selected This item is FINAL SALE selected This item is FINAL SALE Out of Stock Out of Stock Out of Stock 95% Polyester 5% Spandex Model Height: 5'9" Measurements for size 8: Bust - 36", Waist - 31 1/2", Hip- 40 1/2", Front Length - 36" selected This item is FINAL SALE Out of Stock Out of Stock Out of Stock 100% Polyester Measurements: 72 1/4" x 1 7/8" Care Instructions: Hand wash cold and hang to dry

Material: Polyester, Nylon
If your gown needs more involved work, that number can rise to $700$1,500 or more