For those in Berlin, here are some local suggestions provided by the Estrel's
Diane Pentaleri-Otto, Director of International Sales
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Our Estrel concierge team was quick to respond. 🙂 
Their recommendations are here below. 
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-La
 Terrazza, www.la-terrazza-berlin.de (approx.
 15 min. on foot)
classic
 Italian restaurant with good pizza and pasta, fish and meat
-Lausebengel, www.lausebengel.berlin (about
 15 minutes by bus or 10 minutes
by
 taxi)
German
 and Berlin cuisine, interpreted in a modern and seasonal way with a
great
 selection of beers
-Villa
 Rixdorf, www.villa-rixdorf.com (approx.
 15-20 min. on foot)
hearty
 Berlin specialties and stone oven pizza
 
German/Austrian
 cuisine with a large selection of schnitzels
-RistoBar
 Element, www.bestepasta.com (approx.
 15-20 min. on foot)
Italian
 restaurant with good drinks and homemade pasta, no pizza
-
 Restaurant Volt, www.restaurant-volt.de (approx.
 10 min by
 taxi)
modern
 German regional cuisine
-
 Rivo Spreeterrassen, www.rivo-spreeterrassen.de (approx.
 10 min. by
 taxi)
sophisticated
 Mediterranean cuisine with an oriental touch
-Soulmate, www.soulmate-restaurant.de (approx.
 15-20 min. on foot)
Fresh
 Vietnamese cuisine
-Das
 PI, wwwdas-pi-berlin.de (approx.. 10 min. on foot)
 
Wood
 fired pizza
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My personal neighborhood favorites are: 
15 minutes on foot - upscale, Michelin Star
20 minutes by foot / 10 min. taxi
7 minutes by foot
Hope this helps!
Diane
Diane Pentaleri-Otto
Director of International Sales, Marketing & PR
ESTREL BERLIN