01 - Preheat oven to 375°F. Line a baking sheet with parchment paper.
02 - Unroll crescent roll dough and separate into 8 individual triangles.
03 - In a small bowl, combine mozzarella, cheddar, and Parmesan cheeses. Mix thoroughly.
04 - Place approximately 2 tablespoons of cheese mixture at the wide end of each triangle.
05 - Roll each triangle from the wide end toward the tip, ensuring the cheese filling is completely enclosed.
06 - Place rollups on the prepared baking sheet, tucking the tip underneath to secure.
07 - In a separate bowl, whisk together melted butter, minced garlic, parsley, and salt until fully incorporated.
08 - Brush each rollup generously with the garlic butter mixture, ensuring complete coverage.
09 - Bake for 15-18 minutes until golden brown and cheese is visibly bubbling.
10 - Remove from oven, brush with additional garlic butter if desired, and serve immediately while warm.