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Mr. Green Bubble

1539 Locust St, Walnut Creek, CA 94596
$
Donuts

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Master Critic Review

Mr. Green Bubble 7.7
Locust Street Corridor
Taiwanese tea café offering mochi donuts by the trio with rotating glazes. It’s an easy downtown stop for a quick box to go plus a milk tea.
Must-Try Dishes: Ube Mochi Donut, Pandan Mochi Donut, Mochi Donut Trio (mix-and-match)
Scores:
Value: 8.5 Service: 7.3 Consistency: 7.4 Food Quality: 7.8 Atmosphere: 6.2 Cultural Relevance: 7.1
What makes it special: Grab-and-go mochi donuts paired with classic milk teas.
Who should go: Casual snackers and boba fans
When to visit: Mid-afternoon lull to skip lines
What to order: Ube, pandan, assorted trio
Insider tip: Order sauce/glaze on the side if traveling far.
Logistics & Planning
Parking: Metered street parking along Locust and nearby garages on Bonanza; easy weekday afternoons, trickier weekends.
Dress code: Casual—come as you are for boba and snacks.
Noise level: Moderate; background chatter from tea orders but easy for conversation.
Weekend wait: 5–10 minutes at peak; most guests take drinks to go.
Weekday lunch: No wait—service is fast counter-style.
Dietary Options
Vegetarian options: Yes—mochi donuts and milk teas fit vegetarian diets.
Vegan options: Limited—some fruit teas and occasional dairy-free donut glazes.
Gluten-free options: Partial—mochi donuts are rice-flour–based but not made in a gluten-free kitchen.
Good to Know
Is this good for a first date? Yes for casual meetups—grab a donut trio and tea for a light, low-pressure chat.
Can I get a table without a reservation? Yes—counter service only; seating is first-come with quick turnover.
Is it kid-friendly? Yes—bright space, fun drinks, and mochi donuts appeal to all ages; no dedicated kids’ menu needed.
Best For
Better for: Quick donut-and-boba pairing and colorful presentation—ideal for sweet snack runs or casual hangs.
Skip if: You’re seeking house-baked artisan donuts or a sit-down café atmosphere.