 Some California wineries are experimenting with the vin de paille style.Tablas Creek Vineyard, in Paso Robles, make one from 100% Roussanne, one from 100% Mourvèdre, and one from a blend of Roussanne, Viognier, Grenache blanc and Marsanne, while cult winery Sine Qua Non makes one from 100% Sémillon.Stony Hill winery, a Chardonnay producer in the Napa Valley, makes a 100% Semillon in the Italian passito style.