Mama’s Java Mobile Coffee

08/21/2026

🚨🚨 WE’RE BAAAAACK!!! 🚨🚨

Tomorrow is officially COFFEE DAY and we are SO excited to see you!! ☕️🤍

We’ll be OPEN:
📍 Prosser Farmers Market — Saturday, 8AM–12PM
📍 Outwest Pet Grooming — Sunday, 8AM–12PM

AND NOW FOR THE REALLY IMPORTANT NEWS… 👀👇

🤎 Jade's Farmstand (British Girl Treats) FAMOUS CINNAMON ROLLS ARE COMING BACK on SUNDAY!!! 🤎

You guys already KNOW what happens when these cinnamon rolls show up… THEY. GO. FAST. 😂🔥

They are soft, gooey, absolutely AMAZING and people literally come running for them. If you’ve been waiting for them, DO NOT WAIT UNTIL LATE MORNING because we fully expect them to disappear QUICKLY! 😍

Coffee + a Jade’s cinnamon roll = the perfect Sunday morning. ☕️🥐✨

We have missed you and can’t wait to see you!!! 🤍

08/20/2026

Coffee trailer babies 🤍☕️

08/19/2026

We are soooo back baby ✨We’ll see you this weekend at Prosser Farmers Market & Outwest, 8-12 both days. ☕️

08/16/2026

08/09/2026

We have had a great week serving burgers and hotdogs at the Grandview Fair. Thank you to everyone who came by and supported our association.

08/08/2026

DAY 4️⃣ OF FAIR! ☕️🤠

It’s the LAST day of fair and we’re ready to finish it out strong! Come find us at the Yakima Valley Fair & Rodeo for your coffee favorites + our Fair Menu all day long! 🤍

AND we’re open at our OG spot at Outwest from 8–12! ☕️

So you’ve got TWO chances to get your Mama’s Java fix today! 🫶🏼

08/08/2026

REMINDER 🤍☕️ We’ll be in TWO places tomorrow!

📍 Outwest Pet Grooming — 8 AM–12 PM in the OG tiny trailer 🥹☕️

🤠 Yakima Valley Fair & Rodeo — all day in our big trailer!

So whether you’re headed to the fair or just need your Saturday morning coffee, we’ve got you covered. Come see us! 🤍

Fair week continues and we are SO grateful for all the love! 🫶🏼

08/07/2026

Day 3 of Fair Week!! 🤍☕️ 🤠

We’re OPEN and ready to keep the coffee flowing! Come see us at the fair today and grab your favorite drink — and remember, you can use either side window to order!

We’ll be here all day serving up your usuals + our Fair Menu.✨

08/06/2026

Bring your daughter to work day 🤍

08/06/2026

☕️ Fair Day 2! ☀️

We’re back and ready to keep you caffeinated!

Don’t forget—we have TWO service windows this year! Feel free to use either side to help keep the line moving so you can get back to enjoying the fair.

📍Yakima Valley Fair
⏰ Open 7 AM–6 PM

See you soon! 🤍