The 1991 Banquet Frozen Foods 300 was the 12th stock car race of the 1991 NASCAR Winston Cup Series season, the third race of the 1991 NASCAR Winston West Series season, and the third iteration of the event. The race was held on Sunday, June 9, 1991, before an audience of 62,000 at the Grand Prix layout of Sears Point Raceway, a 2.52 miles (4.06 km) permanent road course layout. The race took the scheduled 74 laps to complete. In the final laps of the race, Robert Yates Racing driver Davey Allison, with the assist of a late-race penalty on leader Ricky Rudd, would manage to comeback from a late-race spin to take his tenth career NASCAR Winston Cup Series victory and his second victory of the season. To fill out the top three, the aforementioned Ricky Rudd and Penske Racing South driver Rusty Wallace would finish second and third, respectively.

The Toyota/Save Mart 350 is a stock car racing event in the NASCAR Cup Series that has been held annually at Sonoma Raceway at Sears Point in Sonoma, California since 1989. The 218.9-mile (352.3 km) race has been known as the Toyota/Save Mart 350 since 2007.