2. In a large bowl, combine all the nuts and olive oil and stir to mix. Then, spread evenly on a baking sheet (or two if necessary) and bake until warm and golden, about 10-15 minutes.
3. Spread nuts onto a baking sheet in an even layer. Toast until nuts are lightly golden brown and fragrant (stirring occasionally), approximately 10-15 minutes.
4. Combine the rosemary, cayenne, cumin, brown sugar, maple syrup, and melted butter in the large bowl. Add the warm nuts to the mixture and stir gently to coat. Spread the nuts onto the baking sheet and sprinkle evenly with the coarse sea salt.