Determine which ingredient(s) you want to combine. These are your products.
You will then have one primary ingredient with multiple products.
Merge that product into the primary ingredient.
**** If you use both products in different recipes and merge them into one ingredient we will then change the ingredient used in the merged recipe to the primary product.
Here is an example of a merged ingredient with multiple products:
Granny Smith apples is the Primary Ingredient
With 2 Products from 2 different vendors.