No-bake Marshmallow-chip Clusters

• 4 1/4 mini marshmallows divided
• 240 gr semisweet chocolate chips
• 200 gr broken up pretzels preferably (unsalted)
• 150 gr peanuts (chopped roasted)
• 85 gr raisins
• 26 gr butter (unsalted)
• 4 gr vanilla