No Bake Granola Bars

1/2 cup brown sugar
1/2 cup corn syrup
1 cup peanut butter
1 teaspoon vanilla
1 1/4 cup rolled oats
1 1/2 cup rice cereal
1 cup raisins
1/2 cup coconut
1/2 cup sunflower seeds

Bring brown sugar and corn syrup to a boil. Stir in peanut butter and vanilla. Add remaining ingredients. Cut into bars.