08/25/2011 at 10:00 AM EDT
She may be busy making a new movie – but Anna Paquin
is also making time for another passion: sweets. The True Blood
actress is in Shreveport, La., to film Straight A's
(with Ryan Phillippe
) when she had a chance encounter with a fellow shopper at the Albertson's grocery store. The actress was in the bakery and told the shopper she was trying to learn how to make red velvet cake. "She was really accessible and friendly," a source says.