I would think that you would need more turbinado by volume because the crystals are bigger that in brown sugar. Same as Kosher salt and regular salt. Now if you are going by weight, then by all means keep it equal.
Wait! Bigmista wrote a cookbook?
Then burn the entire ram on the altar. It is a burnt offering
to the LORD, a pleasing aroma, a food offering presented to the LORD.
God loves BBQ!
Bigmista Custom Spicewine Trailer - Olivia J. PIMA
Large and Medium Spicewines
Weber Ranch Kettle - E.T.