Steps
1. In a saucepan, combine oat milk, sugar, cocoa powder, and vegan butter. Heat over medium heat until the mixture is smooth. 2. Stir in the oat flakes and vanilla extract, mix well. 3. Pour the fudge mixture into a lined tray and refrigerate for at least 2 hours. 4. Once set, cut into squares and enjoy your futuristic oat fudge tray cake!