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cappuccino with caramel ribbon mixed in and a sweet white wine sauce poured over. The restaurant is so fancy you expect them to set it on fire, but they never do.
Blue raspberry swirl sherbet
pistachio served to you in a blue cup by a scantily (blue) clad lady out of a (blue) cart along the shoreline path in front of Miami Beach. She's got a boom box underneath it, playing the blues.
Mint chocolate chip
red velvet
Pistachio with Blackberry Swirl
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rainbow sherbet with blackberry sauce, served in a cat cafe in New York City with a weather theme
blackberry gelato with lemon zest
black cherry with cream on top with licorice bits. Served in the very dark blacklit gift shop cafe just outside of the amusement park's haunted house.
I know this is a weird choice for your HA, but I'm thinking a very spicy earl grey, would capture rain and lightning

honey-sweetened carob sold ...cheerfully... in the ice cream storefront of a radical cult's temple on the California coast somwhere. Those birds aren't the only thing it attracts.
Green Tea ice cream with marshmallow topping and sea green sprinkles on top
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orange creamsicle