(TrendHunter.com) PB2, a food company specializing in powdered nut butter, has announced that it will be expanding its product offerings with the launch of its first-ever lineup of baking mixes called ‘PB2... (TrendHunter.com) PB2, a food company specializing in powdered nut butter, has announced that it will be expanding its product offerings with the launch of its first-ever lineup of baking mixes called ‘PB2...