Welcome to summer at it’s best: thick with sweet summer fruit and perfect for those dusty July mornings when you want something a bit more breakfasty than an entire berry crisp or crumble: these GIANT gluten free blackberry nectarine streusel muffins. They’re packed with gluten free rolled oats, brown sugar, and heaps of that good fresh summer fruit, so essentially, a blackberry nectarine crisp in muffin form. These might, MIGHT, be my favorite giant muffin yet. For those of you wondering – “yet? what are these giant muffins? what’s the hype?” let me let you in on a giant secret: we recently became obsessed with recreating those glorious Costco muffins…