We used white cranberry instead of red.
Recipe in the link…

https://www.delish.com/recipefinder/rangpur-cran-drink-recipes

Per drink:

Ingredients:
1 1/4oz Tanqueray Rangpur Gin
3oz cranberry juice
1 wedge lime

Directions:
1 – Add cranberry juice to Rangpur gin and stir
2 – Serve over ice
3 – Garnish with lime wedge