From uwg; an ash-cake (as round) -- cake (upon the hearth).
see HEBREW uwg
H5692. uggah
עֻגָה noun feminine disc or cake of bread; — absolute ׳ע Hosea 7:8; 1 Kings 17:13, construct עֻגַת 19:6; Ezekiel 4:12; plural עֻגוֺת Genesis 18:6; Numbers 11:8; construct עֻגֹת Exodus 12:39; — bread-cake, made of סֹלֶת קֶמַח Genesis 18:6 (J), of קֶמַח 1 Kings 17:13, of manna Numbers 11:8 (J E; verb בִּשֵּׁל), of barley Ezekiel 41:2 (simile); unleavened, מַצּוֺת עֻגֹת Exodus 12:39 (E; verb אָפָת); ׳ע רְצָפִים 1 Kings 19:6 cake of hot-stones i.e. baked on them; metaphor ׳ע הֲפוּכָה כְּלִי Hosea 7:8 Ehpraimitic source is a cake not turned (i.e. burnt, ruined). — On ׳ע see BenzArchaeology 85 f. NowArchaeology i. 111 KennedyEncy. Bib. BREAD and synonyms, Ib.CAKE.