Step 1

Preheat oven to 250 °F (121 °C) and line two large rimmed baking sheets with parchment paper.

Step 2

In a small bowl, whisk together melted butter, vegetable oil, Worcestershire sauce, garlic powder, and salt.

Step 3

Add chex cereal and pretzels to a large bowl then pour butter mixture all over and toss to coat.

Step 4

Pour onto prepared baking sheets in an even layer and bake for 1 hour, stirring halfway through.

Step 5

Store in an airtight container for up to 4-6 weeks.