Recipes > Platinum Instant Sourdough Tomato Focaccia Find A Store Platinum Instant Sourdough Tomato Focaccia With a chewy interior and an addictive caramelized crust adorned with fresh grape tomatoes, this rosemary-scented focaccia has all the tangy comfort of sourdough but without the hassle, thanks to Platinum Instant Sourdough Yeast. Yield 1 (16×12-inch) focaccia Print Recipe Pin Recipe 3 Reviews Ingredients4 cups (500g) all-purpose flour1 (0.63oz) package (18g) Platinum Instant Sourdough Yeast2 teaspoons (6g) kosher salt (see note)1 1/2 cups (360g) warm water (120°F/49°C to 130°F/54°C)5 tablespoons (70g) olive oil, divided1 1/2 cups (250g) grape tomatoes, halved1 tablespoon (2g) chopped fresh rosemary1 clove garlic (5 grams, minced)2 teaspoons (6g) flaked sea salt InstructionsIn the bowl of a stand mixer fitted with the paddle attachment, stir together flour, Platinum Instant Sourdough Yeast, and kosher salt by hand. Add warm water and 2 tablespoons (28g) oil; beat at medium speed for 5 minutes.Lightly oil a large bowl. Place dough in bowl, turning to grease top. Cover and let rise in a warm, draft-free place (75°F/24°C) until doubled in size, 45 minutes to 1 hour.Grease a rimmed half-sheet baking pan with 2 tablespoons (28g) oil. Turn out dough onto prepared baking sheet. With oiled fingers, gently press dough into a 10-inch circle. Loosely cover with plastic wrap, and let rest in a warm, draft-free place (75°F/24°C) for 30 minutes.With oiled fingers, press dough into a 14×11-inch oval. Loosely cover with plastic wrap, and let rise in a warm, draft-free place (75°F/24°C) until puffed, 25 to 30 minutes.Preheat oven to 425°F (220°C).Gently press dimples into surface of dough. Drizzle with remaining 1 tablespoon (14g) oil. Top with tomatoes, rosemary, and garlic. Sprinkle with sea salt.Bake until golden brown, 15 to 20 minutes. Let cool on pan for 10 minutes. Serve warm or at room temperature. NotesSalt weight and volume vary by brand. Diamond Crystal kosher salt was used in this recipe (1 tablespoon is 9 grams). If you have a different brand or type of salt, use the weight listed in the recipe, not the volume measurement. If you do not have a scale, check your brand’s website for what the equivalent volume measurement is for the weight listed in this recipe. Recipe by Bake From Scratch. Did you make this recipe? We want to see it! Tag @redstaryeast and use hashtag #redstaryeast