Hazelnut Crumble Cake | Florida Crystals

Ingredients

• <ul>
• <li>2 cups All-purpose flour</li>
• <li>1 teaspoon Baking powder</li>
• <li>1 teaspoon Baking soda</li>
• <li>¼ teaspoon Salt&nbsp;</li>
• <li>¾ cup Florida Crystals® Regenerative Organic Raw Cane Sugar</li>
• <li>8 tablespoons Unsalted butter, at room temperature</li>
• <li>3 large Eggs&nbsp;</li>
• <li>1 teaspoon Pure vanilla extract</li>
• <li>1 cup Sour cream, at room temperature</li>
• <li>¾ cup Seedless grapes</li>
• <li>¼ cup Hazelnuts, previously roasted and roughly chopped</li>
• </ul>
• <li>½ cup Old fashioned rolled oats</li>
• <li>½ cup All-purpose flour</li>
• <li>1/3 cup Florida Crystals® Regenerative Organic Light Brown Sugar</li>
• <li>½ teaspoon Ground cinnamon</li>
• <li>¼ teaspoon Salt</li>
• <li>4 tablespoons Unsalted butter, cold and cubed</li>
• <li>1/3 cup Hazelnuts, previously roasted and roughly chopped</li>
• <li>½ cup Florida Crystals® Regenerative Organic Powdered Sugar</li>
• <li>1 ½ tablespoons Whole milk</li>