Barefoot Contessa's Dreamy Flourless Chocolate Cake Recipe - Worth Pinning

Ingredients

• 1 lb plus 3 oz (680 g) bittersweet chocolate (such as Lindt), broken into chunks
• 4 extra-large eggs, at room temperature, separated
• 10 tbsps (1¼ sticks or 142 g) unsalted butter, at room temperature, cut into pieces
• ¼ cup (60 ml) heavy cream
• 1 tbsp gluten-free flour (such as Cup4Cup)
• 1 ½ tbsps sugar
• 1 tsp instant coffee granules
• ¼ tsp kosher salt
• Coffee or vanilla ice cream, for serving