Strawberry Rhubarb Crisp (gluten-free)

Ingredients

• 4 cups chopped rhubarb
• 1 pound strawberries quartered or halved
• 6 tablespoons coconut sugar
• 2 tablespoons tapioca flour
• 3 tablespoons orange juice
• 1 teaspoon orange zest
• ¼ teaspoons ground cardamom
• 1½ cups rolled oats
• ½ cups superfine sweet rice flour
• ½ cups sliced almonds
• ¾ cups coconut sugar
• 1 teaspoon cinnamon
• ¼ teaspoons fine sea salt
• ½ cups unsalted butter melted (or coconut oil)