VITAMIN A FORTIFIed PEANUT BUTTER - The Official Website of ...

Prepare dyed oil by adding ½ teaspoon of annatto powder
to the oil until the color changes to reddish orange
Weigh required amounts of dyed oil and
plain peanut butter in separate containers
Transfer the plain peanut butter to a
Hobart vertical mixer Model HCM 300
Add the dyed oil directly to the center of plain peanut butter
Mix for 5 min
Observe the sides and bottom portions of the mixer for presence
of reddish orange streaks indicative of the dye not yet
fully dispersed with peanut butter mixture
Scrape off sides of mixer for adhering
peanut butter and add back to mixture
Mix the peanut butter mixture for
another 5 min in the same mixer
Observe the peanut butter mixture for disappearance
of reddish orange streaks in the mixture
and at the sides and bottom of the mixer
Fig. 2.2 Schematic diagram of the dye test procedure for the addition of dyed oil to plain
peanut butter
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